With the 12-inch bass driver, the Kube 12b subwoofer by KEF ensures the addition of a perfect base to the low-frequency audio signals. This subwoofer is equipped with iBX technology that extends bass depth dynamically. Designed and developed by KEF, the intelligent bass extension algorithm creates an extended depth that unlocks the full potential of the custom driver. A 300 Watt RMS class-D amplifier of this KEF subwoofer delivers theatre-like experience at home. It provides unmatched precision and synchronicity between amplifier, driver, and sealed cabinet.
The KEF subwoofer can be configured easily with the help of a range of LFE, line and speaker level inputs, phase selection and DSP controlled EQ settings. RCA phono sockets of this subwoofer ensure an easy connection with the speakers. Covering a frequency range of 22Hz to 140Hz, the KEF subwoofer adds high bass without getting distorted. It provides a maximum of 114dB, loud enough to be suitable for small parties or family gatherings. The black finish and the black gloss top surface blends well with the interior settings.